| 12AX7WA Sovtek Low Noise, Reliable tube | 12AY7 EH $12.95 | 12BA6 N.O. S. Various Brands $19.95 |
| 12BH7 Yugo | 12DW7/7247/ECC832 by JJ Electronics ( formerly Tesla) $16.95 | 300B EH Matched pair |
| 300B EH Single Tube | 300B JJ Matched pair | 300B JJ Matched Quad |
| 35W4 | 50C5 | 5751 Sovtek |